Shimano FH-M525A Disc 6-bolt Rear Hub for Quick Releases

The FH-M525A Disc 6-hole rear hub by Shimano - a notable exceptionThe Shimano FH-M525A rear hub is, in contrast to almost all other Shimano hubs, compatible with 6-bolt disc brakes. It can be used on mountain bikes with a rear over locknut dimension of 10